Elecbee TTGO T-Beam V1.1 - ESP32 SX1262 LoRa 868MHz + WiFi/Bluetooth + GPS NEO-6M | Reverse Battery Protection 18650 Support

SKU: EB000468

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Key Features

Features:

LoRa with SX1262 Chip: +22dBm TX power & -139dBm sensitivity (LoRa SF12) using precision TCXO crystal (±0.5ppm). Ultra-low 0.016µA sleep current—extends 18650 battery life to 18+ months for remote deployments.
ESP32 REV1 Supercharged for IoT: 8MB PSRAM + 4MB Flash with 3D antenna—handles complex sensor networks & real-time GPS tracking. WiFi/Bluetooth 5.0 for dual-connectivity setups.
Rugged GPS NEO-6M with Backup: Ceramic antenna + EEPROM data storage survives signal drops. 9600 baud rate for sub-3m accuracy in drones/assets. LED signal indicator for instant status checks.
V1.1 Exclusive: Reverse Battery Protection: AXP192 power IC prevents damage from incorrect installs—critical safety upgrade over V1.0. 500mA charging via USB-C (5V/1A input).
Industrial-Grade RF Performance: -40℃ to 85℃ operation with FSK/LoRa™/OOK modulation. 256B FIFO buffer handles high-density data bursts. Includes 915MHz antenna + headers—ready for agriculture/asset tracking.

Specifications

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Description

Product Upgrade Content(Compared with V1.0）

1. Add reverse battery protection module

More information:

Product Demonstration:

T-SX1262 wireless transceiver module, using Semtech SX1262 LORA RF transceiver chip design, works in the 868MHz ISM frequency band, integrates a highly stable TCXO 32MHz crystal oscillator, half-duplex transceiver module, power up to +22dBm, to -139dBm receiving sensitivity. Automatic switching of sending and receiving, isolation of internal sending and receiving channels, advanced LORA spread spectrum communication technology, with strong anti-interference and privacy, can realize long-distance wireless data sending and receiving.

Product Features:

ESP32:

Lastest ESP32 Version: REV1

WIFI

Bluetooth

8MB PSRAM

4MB Flash

3D Antenna

LORA:

Working voltage: 1.8~3.7V

Receiving current: 4.2~8.2mA

Working frequency: 915M

Transmitting power: +22dBm

Frequency error: +/-0.5ppm@TCXO crystal

FIFO space: 256Byte

Data rate: 0.6K~300Kbps@FSK, 0.018K~62.5Kbps@ LoRaTM

Modulation method: FSK, GFSK, MSK, GMSK, LoRaTM, OOK

GPS:

GPS modules NEO-6M, 3V-5V power supply Universal

Destined module with ceramic antenna, signal super

Save the configuration parameter data EEPROM Down

With data backup battery

There are LED signal indicator

Default Baud Rate: 9600

Power:

Power Supply Input USB 5V/1A

Charging current 500mA

Battery Input 3.7-4.2V

Charge IC AXP192

Electrical Parameters
Test conditions: power supply 3.3V, temperature 25℃
Parameter	Minimum	Typical value	Max	Unit	Condition
Working conditions
Operating voltage	1.8	3.3	3.7	V
Working temperature	-40	25	85	℃
Power consumption
Emission current	89	100	114	mA	400~520MHz
Emission current	124	130	135		830~945MHz
Receiving current	4.2	5.3	8.2		400~520MHz
Sleep current	0.016	1.2	1.5	uA	Sleep mode
RF parameters
Operating frequency	400	433.92/470	520	MHz	400~520MHz
Operating frequency	840	868/915	945	MHz	830~945MHz
Transmit power	19.2	20.6	21.2	dBm	400~520MHz
Transmit power	21	21.3	21.5		830~945MHz
Receiving sensitivity	-116	-118	-120		868MHz@GFSK DR=1.2Kbps,Δf=+/-35KHz
Receiving sensitivity	-133	-136	-139		868MHz@Lora BW=125KHz，SF=12，CR=4/5
Harmonic	0		-38		433.92MHz，2~6harmonics
	0		-43		470MHz，2~6 harmonics
	0		-37		868MHz，2~6 harmonics
	0		-40		915MHz，2~6 harmonics
Frequency error	-0.434	0	0.434	KHz	433.92MHz
Frequency error	-0.915	0	0.915	KHz	915MHz
Transmission rate	0.6K~300Kbps@FSK
Transmission rate	0.018K~62.5Kbps@ LoRaTM
Modulation method	FSK, GFSK, MSK, GMSK, LoRaTM，OOK
Data interface	SPI
Antenna interface	Need to weld external antenna

Package includes:

1 X TTGO T-Beam SX1262 915Mhz V1.1

1 X 915MHz Antenna

2 X Pin

LILYGOreg-TTGO-T-Beam-V11-SX1262-868Mhz-ESP32-WiFi-Wireless-Bluetooth-Module-GPS-NEO-6M-SMA-LORA-32--1727510

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